Quote Originally Posted by nigel84 View Post
Oops, i missed out the 'G' my mistake....yups a GND would make a difference here.
To TS, a GND is a piece of Glass that is dark on one edge and transperant on the other. In between its like having a gradient of opacity.

You might want to take a look at this 2 urls that i yahoo-ed: http://singh-ray.com/grndgrads.html and http://www.earthboundlight.com/photo...duated-nd.html